<template>
    <div class="swiper-container" ref="cur">
        <div class="swiper-wrapper">
            <div class="swiper-slide" v-for="(slide, index) in skuImageList" :key="slide.id">
                <img :src="slide.imgUrl" :class="{active: currentIndex == index}" @click="changeCurrentIndex(index)">
            </div>
        </div>
        <div class="swiper-button-next"></div>
        <div class="swiper-button-prev"></div>
    </div>
</template>

<script>
import swiper from 'swiper';

// import Swiper from 'swiper'
export default {
    name: "ImageList",
    props: ['skuImageList'],
    data() {
        return {
            currentIndex: 0
        }
    },
    methods: {
        changeCurrentIndex(index) {
            this.currentIndex = index
            this.$bus.$emit('getIndex', this.currentIndex)
        }
    },
    watch: {
        skuImageList() {
            this.$nextTick(() => {
            // eslint-disable-next-line no-unused-vars
            var mySwiper = new swiper(this.$refs.cur, {
              // 如果需要前进后退按钮
              navigation: {
                nextEl: '.swiper-button-next',
                prevEl: '.swiper-button-prev',
              },
              // 设置每次显示图片数
              slidesPerView: 3,
              // 设置每次切换图片数
              slidesPerGroup: 1
            })
          })
        }
    }
}
</script>

<style lang="less" scoped>
.swiper-container {
    height: 56px;
    width: 412px;
    box-sizing: border-box;
    padding: 0 12px;

    .swiper-slide {
        width: 56px;
        height: 56px;

        img {
            width: 100%;
            height: 100%;
            border: 1px solid #ccc;
            padding: 2px;
            width: 50px;
            height: 50px;
            display: block;

            &.active {
                border: 2px solid #f60;
                padding: 1px;
            }

            // &:hover {
            //     border: 2px solid #f60;
            //     padding: 1px;
            // }
        }
    }

    .swiper-button-next {
        left: auto;
        right: 0;
    }

    .swiper-button-prev {
        left: 0;
        right: auto;
    }

    .swiper-button-next,
    .swiper-button-prev {
        box-sizing: border-box;
        width: 12px;
        height: 56px;
        background: rgb(235, 235, 235);
        border: 1px solid rgb(204, 204, 204);
        top: 0;
        margin-top: 0;

        &::after {
            font-size: 12px;
        }
    }
}
</style>